美国GatesGT齿型同步带保力强碳纤维皮带U.S.GatesSynchronizationBeltPreservingStrengthCarbonFiberBeltGates同步带的耐油性：—OilResistanceofGatesPowerfulBelt在传动过程中的油脂飞溅到皮带表面并不影响皮带的正常运转和使用。然而，当碰到适量的油时，耐***带不会很快失效。反而大量的油脂会导致同步带齿面与带轮齿面打滑的情况，可能会造成同步带跳齿。如果较为广泛的接触成品油可能会导致橡胶材质膨胀，皮带粘结部分裂开。——Thesplashingofgreaseonthesurfaceofthebeltduringtran***issiondoesnotaffectthenormaloperationanduseofthebelt.However,whenasuitableamountofoilisencountered,theoil-resistantbeltwillnotquicklyfail.Onthecontrary,alargeamountofgreasewillleadtotheslippageofsynchronousbelttoothsurfaceandpulleytoothsurface,whichmaycausesynchronousbeltskipping.Extensivecontactwiththefinishedoilmaycausetherubbermaterialtoexpandandtheadhesivepartofthebelttocrack.Gates同步带的耐臭氧：—OzoneResistanceofGatesPowerfulBelt当Gates皮带暴露在臭氧环境中，臭氧会导致化学键分开，皮带***是其典型的失效模式。降解程度是由臭氧浓度和接触频率决定。皮带弯曲应力同样增加了臭氧降解。因此，当绕在直径相同的带轮上，横截面大的皮带理论上降解程度大于横截面小的皮带。——WhenGatesbeltisexposedtoozone,ozonewillleadtotheseparationofchemicalbonds,andbeltruptureisatypicalfailuremode.Degradationisdeterminedbyozoneconcentrationandcontactfrequency.Thebendingstressofbeltalsoincreasesozonedegradation.Therefore,whenthebeltiswoundaroundthesamediameterpulley,thedegradationdegreeofthebeltwithlargecross-sectionistheoreticallygreaterthanthatofthebeltwith***allcross-section.Gates同步带的阻燃性：—FlameRetardantofGatesPowerfulBelt美国盖茨皮带在一定程度上附有可以压制或者不传播火焰的能力，当直接暴露在火焰中。有许多矿业标准以及***实验室水平和垂直燃烧测试程序准则。联系产品应用工程师获取更多信息。——TheGatesBeltintheUnitedStateshastheabilitytosuppressornotpropagateflametoacertainextentwhenexposeddirectlytotheflame.Therearemanyminingstanda***andinsurancelaboratorystanda***forhorizontalandverticalcombustiontestingprocedures.ContacttheProductApplicationEngineerformoreinformation日本KITZ北泽调节阀门KITZKitazawaRegulatingValveinJapan北泽kitz调节阀的组成结构：—KitazawaKitzcontrolvalvestructure:1、主要是油电动执行机构或气动执行机构和调节阀两部分组成。2、调节并通常分为直通单座式和直通双座式两种，后者具有流通能力大、不平衡办小和操作稳定的特点，所以通常特别适用于大流量、高压降和泄漏少的场合。——Regulationisusuallydividedintotwotypes:throughsingleseattypeandthroughdoubleseattype.Thelatterhasthecharacteristicsoflargecirculationcapacity,***allunbalancedoperationandstableoperation,soitisusuallyespeciallysuitableforlargeflow,highpressuredropandlessleakageoccasi***.3、流通能力Cv是选择调节阀的主要参数之一，调节阀的流通能力的定义为：当调节阀全开时，阀两端压差为0.1MPa，流体密度为1g/cm3时，每小时流径调节阀的流量数，称为流通能力，也称流量系数，以Cv表示，单位为t/h——FlowcapacityCvisoneofthemainparametersforchoosingcontrolvalve.Flowcapacityofcontrolvalveisdefinedas:whenthecontrolvalveisfullyopen,thepressuredifferenceatbothendsofthevalveis0.1MPa,andthefluiddensityis1g/cm3,theflownumberofflowrateperhourofflowregulatingvalveiscalledflowcapacity,alsoknownasflowcoefficient,expressedinCvandexpressedint/hunits.)